| Summerville to Orangeburg (South Carolina) | 52.24 mi (84.07 km) |
| Summerville to Orangevale (California) | 2,312.38 mi (3,721.41 km) |
| Summerville to Orchards (Washington) | 2,393.68 mi (3,852.26 km) |
| Summerville to Orcutt (California) | 2,294.99 mi (3,693.43 km) |
| Summerville to Oregon (Ohio) | 623.71 mi (1,003.77 km) |
| Summerville to Oregon (Wisconsin) | 848.42 mi (1,365.39 km) |
| Summerville to Oregon City (Oregon) | 2,394.11 mi (3,852.95 km) |
| Summerville to Orem (Utah) | 1,807.79 mi (2,909.35 km) |
| Summerville to Orinda (California) | 2,368.06 mi (3,811.03 km) |
| Summerville to Orland Park (Illinois) | 728.55 mi (1,172.49 km) |
| Summerville to Orlando (Florida) | 320.05 mi (515.08 km) |
| Summerville to Ormond Beach (Florida) | 261.59 mi (420.99 km) |
| Summerville to Oro Valley (Arizona) | 1,784.40 mi (2,871.72 km) |
| Summerville to Oroville (California) | 2,328.20 mi (3,746.88 km) |
| Summerville to Oshkosh (Wisconsin) | 885.00 mi (1,424.28 km) |
